Except it's a couch with a bulbous bow that got buried into the side of the stairwell, which just happens to be made of clay. I assume the stern is stuck, too.

And all you have to remove it is a pin. So, this is going to take a while.

Do you think getting David Schwimmer to come yell "Pivot!" would help?

Oh, dear. Time travelers really ought to be more careful.

Yeah, they forgot their towel.

Pivot!